此配件适用于以下车型（OPT升级，STD标件）:

#101584 - NITRO STAR F3.5 PRO REAR EXHAUST WITHOUT PULLSTART

The HPI F3.5 Pro engine has been
developed especially for off road racing. The HPI engraved
oversized cooling head not only looks great but has been has been
drilled and lowered over the crankcase for maximum heat dissipation
and keep that all important C of G as low as possible. It fits on
top of a separate Turbo combustion chamber. A finned black-coated
crankcase design not only adds strength and rigidity but will also
help cool the engine.

The F3.5 Pro is a 5 port 3.49cc ABC engine and has been optimised
for performance and durability without compromising on run time.
Tested with the HB and HPI Racing teams with great success (UK
National A Finalist already) the F3.5 Pro is an engine that can win
at the highest level at a price that's ultra competitive. HPI F3.5
Pro Features: